VIVO 107 cm Desk Converter, K Series, Height Adjustable Sit to Stand Riser, Dual Monitor and Laptop Workstation with Wide Keyboard Tray, Black, DESK-V042KBCreate Instant Active Standing VIVO's desk riser provides on demand standing throughout the day for the freedom to get out of your chair and relieve muscle tension, reduce stress, and increase productivity. Patented Space Efficient 107 cm Surface The top surface measures 106. 7 cm x 39. 9 cm, which provides plenty of room for dual monitors. The 106. 7 cm x 30 cm (25. 9 cm in center) keyboard tray raises in sync with the top surface to create a